public function infoAction()
 {
     if ($this->getRequest()->isPost() || $this->getRequest()->isXmlHttpRequest()) {
         $username = $this->_request->getParam('username');
         $site = $this->_request->getParam('site');
         $introduce = $this->_request->getParam('introduce');
         $qq = $this->_request->getParam('qq');
         $msn = $this->_request->getParam('msn');
         $account = new Application_Model_DbTable_Account();
         $result = $account->updateInfo(BLOGGER_ID, $username, $site, $introduce, $qq, $msn);
     }
     //$response = '{"img":"' . $response . '","error":"'.$error.'"}';
     $this->_helper->viewRenderer->setNoRender();
     //$this->_response->appendBody ( );
     $this->_forward('profile');
 }